Number of n X n 0..4 arrays with each element x equal to the number of its horizontal and vertical neighbors equal to 2,0,3,4,1 for x=0,1,2,3,4.
A196203
Number of n X n 0..4 arrays with each element x equal to the number of its horizontal and vertical neighbors equal to 2,0,3,4,1 for x=0,1,2,3,4.
Terms
- a(0) =1a(1) =5a(2) =7a(3) =35a(4) =135a(5) =899a(6) =10986a(7) =136967a(8) =3421139a(9) =111262773a(10) =5717068140a(11) =412501303097
External references
- oeis: A196203